The Collaborative International Dictionary of English v.0.48:

Snap \Snap\, v. t. [imp. & p. p. Snapped; p. pr. & vb. n.
   Snapping.] [LG. or D. snappen to snap up, to snatch; akin
   to G. schnappen, MHG. snaben, Dan. snappe, and to D. snavel
   beak, bill. Cf. Neb, Snaffle, n.]
   1. To break at once; to break short, as substances that are
      brittle.
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            Breaks the doors open, snaps the locks. --Prior.
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   2. To strike, to hit, or to shut, with a sharp sound.
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   3. To bite or seize suddenly, especially with the teeth.
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            He, by playing too often at the mouth of death, has
            been snapped by it at last.           --South.
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   4. To break upon suddenly with sharp, angry words; to treat
      snappishly; -- usually with up. --Granville.
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   5. To crack; to cause to make a sharp, cracking noise; as, to
      snap a whip.
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            MacMorian snapped his fingers repeatedly. --Sir W.
                                                  Scott.
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   6. To project with a snap.
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   7. (Cricket) To catch out sharply (a batsman who has just
      snicked a bowled ball).
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   To snap back (Football), to roll the ball back with the
      foot; -- done only by the center rush, who thus delivers
      the ball to the quarter back on his own side when both
      sides are ranged in line.

   To snap off.
      (a) To break suddenly.
      (b) To bite off suddenly.
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